{
    "omit": [ "zipcode" ]
   ,"impute":
    [ { "name": "district"    , "method": "constant", "value": "south" }
     ,{ "name": "numbedrooms" , "method": "constant", "value": 2 }
     ,{ "name": "numbathrooms", "method": "constant", "value": 1 }
     ,{ "name": "floors"      , "method": "constant", "value": 1 }
     ,{ "name": "view"        , "method": "global_mode" }
     ,{ "name": "askingprice" , "method": "global_mean" }
     ,{ "name": "sqft"        , "method": "global_mean" }
    ]
    
    ,"recode":
    [ "zipcode", "district", "numbedrooms", "numbathrooms", "floors", "view" ]
    
    ,"dummycode":
    [ "district", "numbathrooms", "floors", "view" ]
    
    ,"scale":
    [ { "name": "sqft", "method": "mean-subtraction" }
     ,{ "name": "saleprice", "method": "z-score" }
     ,{ "name": "askingprice", "method": "z-score" }
    ]
}